# -*-coding=utf-8 -*-
print 1  # 2.7before
print(1) # 3.5after
print('we are going to do something')
print("we are going to do something")
print("I'm sirius")
print('I\'m sirius')
print('Apple'+'Pen')
# print('apple'+4) # Error
print('apple'+'4')
print('apple'+str(4))
print(1+2)
print('1+2')
print(int('1')+2)
# print('1.2'+2) # Error
print(float('1.2')+2)